Pierre Déchelotte, MD, PhD, has been Professor of Nutrition at Rouen University Hospital since 2001 and is Director of the INSERM 1073 laboratory “Nutrition, Inflammation and Gut-Brain Axis Dysfunction”. While completing his clinical training in Gastroenterology and Digestive Physiology in Rouen, he defended a PhD thesis at the University of Paris VII and deepened his understanding of the gut metabolism during postdoctoral work in Hanover. He subsequently focused on nutrition, continuing his hospital-university career in Rouen, where he created and developed the Department of Clinical Nutrition.